<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Document</title>
  <link rel="stylesheet" href="/node_modules/bootstrap/dist/css/bootstrap.css">
  {{ block 'head'}}   {{ /block }}
  
</head>
<body>
  {{ include './header.html'}}
  <!-- 挖一个坑 -->
  {{ block 'content'}} 
  <h1>
    默认内容
  </h1>
  {{ /block }}

  {{ include './footer.html'}}
  <script src="/node_modules/jquery/dist/jquery.js"></script>
  <script src="/node_modules/bootstrap/dist/js/bootstrap.js"></script>
  {{ block 'script'}}   {{ /block }}

</body>
</html>